$ dbx /usr/local/samba/bin/smbclient smbclient.core Reading smbclient core file header read successfully Reading ld.so.1 Reading libthread.so.1 Reading libsec.so.1 Reading libgen.so.1 Reading libresolv.so.2 Reading libsocket.so.1 Reading libnsl.so.1 Reading libdl.so.1 Reading libc.so.1 Reading libmp.so.2 Reading libc_psr.so.1 detected a multithreaded program t@1 (l@1) terminated by signal SEGV (no mapping at the fault address) 0x0000000100052178: cli_dskattr+0x0004: ldx [%i0 + 0xb18], %o0 (dbx) t current thread: t@1 =>[1] cli_dskattr(0x0, 0xffffffff7fff962c, 0xffffffff7fff9628, 0xffffffff7fff9624, 0x1, 0xe8), at 0x100052178 [2] cmd_dir(0x1, 0x100000000, 0x0, 0x0, 0x10025b400, 0x100249400), at 0x10001ab80 [3] main(0x0, 0x100022c18, 0x0, 0x10023ec00, 0x140, 0xa), at 0x100025394 (dbx) quit $